Claude 2.1

by Anthropic

Released · 133 days after Claude 2.0

Benchmarks

Independent benchmark scores — composite indices for reasoning, coding, and math, plus individual eval scores where available.

Intelligence Index3.5
Coding Index14.0
Reasoning & knowledge
MMLU-Pro
50%
GPQA Diamond
32%
Humanity's Last Exam
4%
Coding
LiveCodeBench
20%
SciCode
18%

Available routes

No routes currently available — Claude 2.1 isn't routed through the Opper gateway right now. It's tracked here for its release history.

Contact us about this model →

Available models from Anthropic

Start building with 700+ models

One API key. Every major provider. Up and running in minutes.

Get startedView Documentation
Claude 2.1 — release date & benchmarks | Opper AI